During barge operations, it is required to do what? - ANSWER secure the crane to the
barge
What term describes left and right movement during barge operations? - ANSWER list
What term describes front to back movement during barge operations? - ANSWER trim
During barge operations, the load chart of a crawler crane
should be? - ANSWER replaced with a list chart
When operating a crawler crane what is the most unstable
allowable quadrant of operation? - ANSWER side
Tipping capacities of crawler cranes are based on what
percentage of tipping? - ANSWER 75%
What is the proper way to calibrate a boom angle indicator? - ANSWER using a level,
raise the boom to horizontal and set the indicator to zero degrees
What is the backward stability of a crane tested with? - ANSWER basic boom at maxi-
mum angle with no load
On the majority of conventional cranes the power is transferred
to the torque convertor by a what? - ANSWER master clutch
1